Thanks for your reply. For reference, drawing lines for a wooden boat is still made with actual wood splines on the drafting table, held in place by heavy "duc

Thanks for your reply. For reference, drawing lines for a wooden boat is still made with actual wood splines on the drafting table, held in place by heavy "ducks" or "whales". Here's what is looks like: https://dataphys.org/list/physical-splines/ https://dataphys.org/list/physical-splines/ https://www.core77.com/posts/55368/when-splines-were-physical-objects https://www.core77.com/posts/55368/when-splines-were-physica... That's especially true when taking the paper plans and drawing them (lofting) at scale 1:1 on the shop floor.